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tm.texi (FUNCTION_ARG): Document that the last call is special.

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* doc/tm.texi (FUNCTION_ARG): Document that the last call
	is special.

From-SVN: r43681
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Geoffrey Keating 2001-07-01 23:21:11 +00:00 • committed by Geoffrey Keating
parent c54b0a5e4b
commit 1cc5e43240
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@ -1,3 +1,8 @@
2001-07-01 Geoffrey Keating <geoffk@redhat.com>
* doc/tm.texi (FUNCTION_ARG): Document that the last call
is special.
2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
* tlink.c (recompile_files): Remove COMPILER_PATH and

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gcc/doc/tm.texi
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@ -3215,6 +3215,10 @@ As a special exception the first @code{expr_list} in the @code{parallel}
RTX may have a first operand of zero. This indicates that the entire
argument is also stored on the stack.
The last time this macro is called, it is called with @code{MODE ==
VOIDmode}, and its result is passed to the @code{call} or @code{call_value}
pattern as operands 2 and 3 respectively.
@cindex @file{stdarg.h} and register arguments
The usual way to make the ISO library @file{stdarg.h} work on a machine
where some arguments are usually passed in registers, is to cause